@color-c:#f0f3f4;
header{
  background-color: rgb(255, 255, 255);
}
main{
  position: relative;
  overflow: hidden;
  .main{
    float: left;
    width: 60%;
    .content{
      float: left;
      height: 300px;
      width: 100%;
      background-color: rgb(205, 229, 250);
      border: 5px solid @color-c;
      box-sizing: border-box;
    }
  }
  #l{
    float: left;
    top: 0;
    right: 0;
    width: 20%;
    box-sizing: border-box;
    background-color: #f9f9f9;
    .user{
      position: relative;
      height: 300px;
      box-sizing: border-box;
      border: 5px solid @color-c;
      .user-img{
        margin-top: 20px;
        position: relative;
        left: 50%;
        transform: translateX(-50%);
        height: 150px;
        width: 150px;
        border-radius: 50%;
        overflow: hidden;
        img{
          position: absolute;
          top: 50%;
          left: 50%;
          transform: translate(-50%,-50%);
          height: 150px;
        }
      }
      p{
        padding: 20px 0;
        font-size: 20px;
        text-align: center;
      }
      .tt{
        display: flex;
        justify-content: center;
        div{
          height: 50px;
          width: 50px;
          p:nth-of-type(1){
            padding: 3px 0;
          }
          p:nth-of-type(2){
            padding: 0;
            font-size: 12px;
            color: #999;
          }
        }
        div:nth-of-type(1){
          border-right: 1px solid #ccc;
        }
        div:nth-of-type(2){
          border-right: 1px solid #ccc;
        }
        div:hover{
          cursor: pointer;
          color:rgb(82, 209, 60)
        }
      }
    }
    .ul{
      p{
        text-indent: 1em;
        font-size: 14px;
        padding: 10px 0;
        color: #888;
      }
      border: 5px solid @color-c;
      li{
        padding: 10px 20px;
        text-indent: 1em;
        font-size: 16px;color: #888;
        span{
          margin-right: 10px;
          font-size: 18px;
        }
      }
      li:hover{
        background-color: #f0f3f4;
      }
    }
  }
  #r{
    float: left;
    top: 0;
    right: 0;
    width: 20%;
    box-sizing: border-box;
    .top{
      border: 5px solid @color-c;
      background-color: rgb(235, 253, 253);
      p{
        padding: 5px 10px;
        border-top: 1px solid rgb(73, 73, 73);
        box-sizing: border-box;
      }
    }
  }
}